<script setup lang="ts" name="LoginPageIndex">
import { mobileRules, passwordRules, codeRules } from '@/utils/rules'
import { loginByPassword, sendMobileCode, loginByMobile } from '@/services/user'

import { useUserStore } from '@/stores'
import { useRoute, useRouter } from 'vue-router'
import { ref } from 'vue'
import { showToast, showSuccessToast, type FormInstance } from 'vant'
const store = useUserStore()
const router = useRouter()
const route = useRoute()

const agree = ref(false)
const show = ref(false)
const mobile = ref('')
const password = ref('abc12345')

// 表单提交
const login = async () => {
  if (!agree.value) return showToast('请勾选我已同意')
  // 验证完毕，进行登录
  const res = isPass.value
    ? await loginByPassword(mobile.value, password.value)
    : await loginByMobile(mobile.value, code.value)

  store.setUser(res.data)
  // 如果有回跳地址就进行回跳，没有跳转到个人中心
  router.push((route.query.returnUrl as string) || '/user')
  showSuccessToast('登录成功')
}

const form = ref<FormInstance>()

//#region 倒计时
const isShowCountDown = ref(false)
const send = async () => {
  isShowCountDown.value = true
  try {
    await form.value?.validate('mobile')
    await sendMobileCode(mobile.value, 'login')
    showSuccessToast('发送成功')
  } catch (err) {
    isShowCountDown.value = false
  }
}
//#endregion

const isPass = ref(true)

const code = ref('')

console.log('heheda....我自己的登录')

// 在实际开发中，我们一般用的多的就是 encodeURIComponent，因为需求就是经常给查询参数进行转码，前面的域名不需要转码

const qqUrl = ref(
  `https://graph.qq.com/oauth2.0/authorize?client_id=102015968&response_type=token&scope=all&redirect_uri=${encodeURIComponent(
    import.meta.env.VITE_APP_CALLBACK
  )}%2Flogin%2Fcallback`
)
</script>

<template>
  <div class="login-page">
    <cp-nav-bar
      right-text="注册"
      @click-right="$router.push('/register')"
    ></cp-nav-bar>
    <!-- 头部 -->
    <div class="login-head">
      <h3>{{ isPass ? '密码登录' : '短信验证码登录' }}</h3>
      <a href="javascript:;" @click="isPass = !isPass">
        <span>{{ !isPass ? '密码登录' : '短信验证码登录' }}</span>
        <van-icon name="arrow"></van-icon>
      </a>
    </div>
    <!-- 表单 -->
    <van-form ref="form" autocomplete="off" @submit="login">
      <van-field
        name="mobile"
        v-model="mobile"
        :rules="mobileRules"
        placeholder="请输入手机号"
        type="tel"
      ></van-field>
      <van-field
        v-if="isPass"
        v-model="password"
        :rules="passwordRules"
        placeholder="请输入密码"
        :type="show ? 'text' : 'password'"
      >
        <template #button>
          <cp-icon
            @click="show = !show"
            :name="`login-eye-${show ? 'on' : 'off'}`"
          ></cp-icon>
        </template>
      </van-field>
      <van-field
        v-show="!isPass"
        v-model="code"
        :rules="!isPass ? codeRules : []"
        placeholder="短信验证码"
      >
        <template #button>
          <!-- 如果只填充一个插槽内容，并且还是默认插槽，可以直接将 v-slot:default 写在组件的标签身上，不需要 template -->
          <van-count-down
            v-if="isShowCountDown"
            class="btn-send active"
            :time="60 * 1000"
            @finish="isShowCountDown = false"
            #default="{ seconds }"
          >
            {{ String(seconds + 1).padStart(2, '0') }}s后再次发送
          </van-count-down>
          <span v-else class="btn-send" @click="send">发送验证码</span>
        </template>
      </van-field>

      <div class="cp-cell">
        <van-checkbox v-model="agree">
          <span>我已同意</span>
          <a href="javascript:;">用户协议</a>
          <span>及</span>
          <a href="javascript:;">隐私条款</a>
        </van-checkbox>
      </div>
      <div class="cp-cell">
        <van-button block round type="primary" native-type="submit"
          >登 录</van-button
        >
      </div>
      <div class="cp-cell">
        <a href="javascript:;">忘记密码？</a>
      </div>
    </van-form>
    <!-- 底部 -->
    <div class="login-other">
      <van-divider>第三方登录</van-divider>
      <div class="icon">
        <a
          @click="store.setReturnUrl($route.query.returnUrl as string)"
          :href="qqUrl"
        >
          <img src="@/assets/qq.svg" alt="" />
        </a>
      </div>
    </div>
  </div>
</template>

<style lang="scss" scoped>
.login {
  &-page {
    padding-top: 46px;
  }
  &-head {
    display: flex;
    padding: 30px 30px 50px;
    justify-content: space-between;
    align-items: flex-end;
    line-height: 1;
    h3 {
      font-weight: normal;
      font-size: 24px;
    }
    a {
      font-size: 15px;
    }
  }
  &-other {
    margin-top: 60px;
    padding: 0 30px;
    .icon {
      display: flex;
      justify-content: center;
      img {
        width: 36px;
        height: 36px;
        padding: 4px;
      }
    }
  }
}
.van-form {
  padding: 0 14px;
  .cp-cell {
    height: 52px;
    line-height: 24px;
    padding: 14px 16px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    .van-checkbox {
      a {
        color: var(--cp-primary);
        padding: 0 5px;
      }
    }
  }
  .btn-send {
    color: var(--cp-primary);
    &.active {
      color: rgba(22, 194, 163, 0.5);
    }
  }
}
</style>
